Home / 835,508,720.40-1,253,263,080.60-222,092,946.15

Finding the Fourth Proportional to 835,508,720.40, 1,253,263,080.60 and 222,092,946.15

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Solution

The fourth proportional to 835,508,720.40, 1,253,263,080.60 and 222,092,946.15 is: 333,139,419.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,508,720.40 : 1,253,263,080.60 = 222,092,946.15 : x
  2. Step 2: Convert to fraction form
    835,508,720.40/1,253,263,080.60 = 222,092,946.15/x
  3. Step 3: Cross multiply
    835,508,720.40x = 1,253,263,080.60 × 222,092,946.15
  4. Step 4: Simplify right side
    835,508,720.40x = 278,340,889,871,478,880
  5. Step 5: Solve for x
    x = 278,340,889,871,478,880/835,508,720.40
  6. Step 6: Final answer
    x = 333,139,419.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.